الوصف

1. Material: best stainless steel, which can effectively prevent the extension door from rust and corrosion. 2. Surface: fine smooth surface, beautiful appearance, waterproof, dust-resistance, 3. Extension structure: with double-plane link lever, 4. Wheel: stainless steel link lever slide guide, steady moving, abrasion proof, dust-resistance, and long using time . 5. Long distance between two guide rails, low barycenter, fine stabilization, strong outside & wind force resistance. 6. No noise, flexibility. 7. Optional: LED display screen. The device for defending to climb and bump 8. TS extension door is the first remote controlling extension door which has win three national patents.